DSPB56371AF150 Freescale Semiconductor, DSPB56371AF150 Datasheet - Page 37

• Manufacturer Part Number: DSPB56371AF150
• Description: IC DSP 24BIT 150MHZ 80-LQFP
• Manufacturer: Freescale Semiconductor
• Series: Symphony™r
• Type: Audio Processorr

Specifications of DSPB56371AF150

• Interface: Host Interface, I²C, SAI, SPI
• Clock Rate: 150MHz
• Non-volatile Memory: ROM (384 kB)
• On-chip Ram: 264kB
• Voltage - I/o: 3.30V
• Voltage - Core: 1.25V
• Operating Temperature: -40°C ~ 115°C
• Mounting Type: Surface Mount
• Package / Case: 80-LQFP
• Product: DSPs
• Data Bus Width: 24 bit
• Processor Series: DSP563xx
• Core: 56000
• Numeric And Arithmetic Format: Fixed-Point
• Device Million Instructions Per Second: 150 MIPs
• Maximum Clock Frequency: 150 MHz
• Program Memory Size: 192 KB
• Data Ram Size: 264 KB
• Operating Supply Voltage: 1.25 V, 3.3 V
• Maximum Operating Temperature: + 115 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

9
10
The DSP56371 system clock is an externally supplied square wave voltage source connected to EXTAL
(see
Freescale Semiconductor
Note:
No.
1
2
3
4
5
1
2
3
Figure
See users manual for definition.
DF = Division Factor
Maximum frequency will vary depending on the ordered part number.
Ef = External frequency
MF = Multiplication Factor
PDF = Predivision Factor
FM= Feedback Multiplier
OD = Output Divider
Tc = internal clock period
Comparison Frequency
Input Clock Frequency
Output clock Frequency (with
PLL enabled)
Output clock Frequency (with
PLL disabled)
Duty Cycle
Internal Clocks
External Clock Operation
Note:
4.).
Characteristics
EXTAL
2,3
The midpoint is 0.5 (V
2,3
V
IL
ETH
6
Symbol
IH
FOUT
FOUT
Fref
FIN
+ V
Tc
Tc
—
Figure 4. External Clock Timing
Table 17. INTERNAL CLOCKS
IL
DSP56371 Data Sheet, Rev. 4.1
1
8
).
ETL
13.3
Min
75
40
—
5
7
ETC
(1000/Etc × MF x FM)/
.
(PDF × DF x OD)
1000/Etc
Fref*NR
Typ
50
—
Midpoint
Max
20
60
—
—
UNIT
MHZ
MHZ
MHZ
ns
%
V
IH
where NO is output
FOUT = FVCO/NO
NR is input divider
FVCO=300MHZ
Fref = FN/NR
divider value
Condition
~600MHZ
Internal Clocks
value
—
37